Q. The Sasanian (Sassanid) Empire, with which the Abhira dynasty established diplomatic relations, was a major dynasty that ruled which region from 224 to 651 CE?
Answer: Iran (Persia)
Notes: The Sasanian Empire was an Iranian dynasty that ruled Persia (modern Iran) from 224 to 651 CE, succeeding the Parthian Empire and rivaled Rome in Western Asia. It had political, cultural, and diplomatic influence, including relations with Indian dynasties like the Abhira.